/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.beam.runners.direct;

import org.apache.beam.sdk.util.WindowedValue;

/**
 * An abstract {@link ModelEnforcement} that provides default empty implementations for each method.
 */
abstract class AbstractModelEnforcement<T> implements ModelEnforcement<T> {
  @Override
  public void beforeElement(WindowedValue<T> element) {}

  @Override
  public void afterElement(WindowedValue<T> element) {}

  @Override
  public void afterFinish(
      CommittedBundle<T> input,
      TransformResult<T> result,
      Iterable<? extends CommittedBundle<?>> outputs) {}
}
